S-91180A750 M12 x 40 mm ISO 8765, DIN 960 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc plating that protects against harsh industrial environments and extends service life
- High tensile strength of 110,000 PSI (Class 8.8) ensures reliable performance under heavy loads and vibration
- Precise Class 6h thread fit guarantees accurate engagement and reduces the risk of cross-threading during installation
- Partially threaded design provides optimal clamping force distribution and prevents joint loosening
- External hex drive with 19mm head width allows for easy installation using standard tools and high torque application
- Fine thread spacing (1.5mm pitch) delivers better tension control and improved resistance to vibrational loosening
- Rockwell C21 hardness maintains structural integrity and prevents deformation under stress
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these M12 hex head screws combine Class 8.8 steel construction with zinc plating to address critical challenges in machinery assembly, structural frameworks, and heavy equipment manufacturing. The metric fine threading (1.5mm pitch) and partial threading design ensure superior vibration resistance and precise load distribution, solving common issues of joint failure in dynamic environments. With external hex drive compatibility, they enable quick installation and maintenance while meeting rigorous ISO 8765 standards for consistent performance in automotive, construction, and manufacturing sectors where reliability and corrosion protection are paramount.
Specification Summary & Compliance
This M12 hex head screw features precise Class 6h thread fit tolerance and 40mm length with 30mm minimum thread length, manufactured to ISO 8765 (equivalent to DIN 960) specifications. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets while maintaining consistent dimensional accuracy and mechanical properties.
